Quote:
Originally Posted by dmforcier
Trying to understand why a Christmas light manufacturer would use a series circuit...
The circuit resistance is the sum of the resistances of all those bulbs in series. Thus the current flow is 1/n of a single bulb, where n is the number of (identical) bulbs. Meaning that the bulbs glow that much less brightly. And also that they burn out that much less often.
Hardly seems sufficient justification.
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Odd but true the old ones were this way as well as some the old lighting.
Worth